# 定义
dict1 = {'姓名': '张三','数字': 123,'布尔值':False,'浮点型':3.240}
products = {'手巾':1.5,'牙膏':2.5,'雪碧':3.0}


print(dict1)
for item in dict1.items():
    print(item)

for item in dict1.values():
    print(item)